发明人何建平,冯建国,马晓峰. "Method for the Synthesis of 3-Carbamimidoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 115518086 B, 授权公告日 2020-04-04.
发明人王建平,林芳,沈红梅. "A Process for Preparing High-Purity 3-Carbamimidoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 117744184 A, 授权公告日 2024-04-22.
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